Identify the highlighted structure.
cervix
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Air entering the body is filtered, warmed, and humidified by the
A) lungs. B) alveoli. C) upper respiratory tract. D) lower respiratory tract. E) All of the answers are correct.
Attachments to muscles that form slender bands are called ________.
Fill in the blank(s) with the appropriate word(s).
Squid benefit from having axons of multiple sizes that innervate their muscle fibers in the mantle because
A) Squid need larger diameter axons to innervate larger groups of fibers. B) The larger diameter axons innervate fibers that are farther away because the signals are conducted more rapidly through them. C) Smaller fibers are not energetically efficient. D) Larger fibers generate larger action potentials, which allows for more neurotransmitter release.
If GH (growth hormone) secretion is deficient in a newborn, the child will
A. probably experience increased bone growth. B. develop acromegaly as an adult. C. be in constant danger of dehydration. D. mature sexually at an earlier age. E. probably experience reduced bone growth.